Fighting the invaders - Immune response

Give 2 examples of diseases caused by Bacteria and give a brief description of the symptoms each would produce.

Give 2 examples of diseases caused by a Virus and briefly describe the symptoms of each.

Explain the difference between a pathogen and a vector.

Give 2 examples of Direct disease transmission.

Give 2 examples of Airborne disease transmission

Give 2 examples of Indirect disease transmission

Describe 2 factors that cause infections to spread within populations.

What is an antigen?

• A type of white blood cell that fights infections.
• An antigen is a substance that induces an immune response.
• A protein that carries oxygen in the blood.
• A molecule that provides energy to cells.

Give 2 differences between the specific and non-specific immune responses.

Give 2 differences between the primary and secondary immune responses.